EasyDebug.NET Online Toolbox

Online TOTP generator with SHA-1/SHA-256/SHA-512 support

Base16/32/36/58/62/64/85/91 encoding and decoding in one page

URL percent-encoding with configurable reserved characters

Inspect JWT header, payload, and signature with formatted output

Generate JWTs with HS256/384/512 signing and standard claims

Audit algorithm, signature, claims, and header risks with weak-secret cracking

Test regex with real-time match highlighting and flags

Build regex from segments with quantifiers, anchors, and groups

Break a pattern into explained tokens and flag catastrophic backtracking

Recover text garbled by a wrong encoding round-trip

Generate User-Agents for Chrome, Firefox, Safari, Edge, and mobile

Generate TypeScript interfaces with automatic type inference

Infer a Draft-07 Schema from a JSON sample

Validate JSON against a Schema with error details

CSV to JSON with custom delimiters and type conversion

JSON to CSV with automatic headers and custom delimiters

Merge MyBatis Preparing SQL and Parameters into executable SQL

Convert curl to Python requests, JS fetch, or Java HttpClient

Convert between binary, octal, decimal, and hexadecimal

Parse cookies into an editable key-value table with JSON export

Generate SQL IN clauses with dedup and quote modes

Decode the timestamp, machine ID and sequence of a Snowflake ID

Decode the timestamp and random part of a ULID

Compute MD5 digests of strings online

Compute SHA-1 digests of strings online

Six SHA-2 variants: SHA-224/256/384/512 and more

Four SHA-3 variants: SHA3-224/256/384/512

SHAKE128/256 XOF with configurable output length

SM2 asymmetric encryption with key pair generation

Key pair generation, encryption, and digital signatures

SM3 hash algorithm with HMAC key support

SM4 encryption with 6 cipher modes and 7 paddings

AES encryption with 5 cipher modes and 6 paddings

DES encryption with 5 cipher modes and 6 paddings

3DES encryption with 5 cipher modes and 6 paddings

Compute 5 file hashes at once: MD5, SHA-1, SHA-256 and more

Identify hash types by length and charset, with ranked candidates

View your public IP, User Agent, and connection info

Convert cron expressions to systemd OnCalendar schedules

Convert systemd OnCalendar schedules back to cron

Restore Unix timestamps in logs to readable times

Get network/broadcast address, mask, and host range

Split IP ranges into the fewest CIDR blocks and list every IP in range

Get IP range, mask, and host count from a CIDR block, with every IP listed

Split into the fewest CIDR blocks and list every IP in range

Field-by-field cron parsing with next 5 run times

One-click presets plus custom field builder with validation

Identify browser, OS, device, and CPU architecture

Inspect certificate subject, issuer, validity, and public key

Integer partition calculator for NTFS, FAT32, exFAT

Turn a docker run command into a docker-compose.yml

Turn a docker-compose.yml into docker run commands

Tick snippets to build a complete server block covering HTTPS, proxy, caching and 5 more

Convert Unicode domains to Punycode (xn--) and back, with UTS-46 mapping

Read hardware, screen, GPU and battery details locally

Live key test with five layouts, chatter detection and tested-key markers

Five-button, wheel and polling rate test

Convert between WGS-84, GCJ-02, and BD-09 coordinates

Find the antipode on the opposite side of the Earth

JSON formatting, minification, and syntax validation

XML formatting with comments, CDATA, and self-closing tags

SQL formatting for 7 dialects including MySQL, PostgreSQL

Multi-document YAML with K8s and CI-friendly formatting

Lua code formatting and minification

Nginx config formatting with indentation control

Convert Unix timestamps with a real-time live clock

Date interval calculation and date arithmetic

Fliqlo-style flip clock with date and lunar calendar

Convert between meters, kilometers, feet, miles and more

Convert between Celsius, Fahrenheit, and Kelvin

Convert between kilograms, pounds, ounces, jin and more

Convert between square meters, mu, hectares, acres and more

Convert between liters, milliliters, gallons, cubic meters and more

Convert between m/s, km/h, mph, knots and more

Convert between bytes, KB, MB, GB, TB and more

Convert between watts, kilowatts, horsepower and more

Generate UUID v1/v3/v4/v5/v6/v7 in batch

Random passwords with custom length and character sets

Text diff by line, word, or character

Real-time character, line, and byte counting

Batch convert Chinese characters to Pinyin

Smart Simplified/Traditional conversion via OpenCC

Look up characters by Pinyin, strokes, or radical

Convert between camelCase and snake_case in batch

Convert numbers to Chinese uppercase amounts

View EXIF metadata and strip it in one click

Drag-and-drop images to Base64 Data URIs

Preview images from Base64 strings instantly

Convert between HEX, RGB, HSL, HSV, and CMYK

Convert between PNG, JPG, WebP with quality control

Compress images with live before/after preview

Resize by dimensions or scale with aspect-ratio lock

Compute the WCAG 2.x contrast ratio of text and background, with AA/AAA results

QR codes with custom colors and error correction

Decode QR code images in one upload

Code128, EAN-13, UPC-A, Code39, ITF and more

Decode barcode images in one upload

Search ports by number or service name, with security notes

HTTP status meanings with troubleshooting hints, plus Nginx and Cloudflare codes

140+ named colors with RGB/HSL values

Regex syntax reference: classes, quantifiers, anchors, advanced syntax

Codes 0-127 plus Latin-1, CJK punctuation, and symbols

Request, response, cache, CORS, and security headers with pitfalls

Nine scenarios from staging to undo, each with a ready-to-use example

Ten groups from files to networking, plus process signals

Nine groups from images to Compose, each with a ready-to-use example

Nine groups from context to cluster, each with a ready-to-use example

Look up MIME types by file family, with the pitfalls of using them wrong

Entity name, character, decimal and hex side by side, plus Greek and accented letters

From joins and window functions to common pitfalls, each with a usable example

Inline styles, headings, lists, tables, code and platform extensions

Digits and symbols both ways, special bits, umask, and the commands to apply them

IANA zone names with their current UTC offset, computed live so daylight saving is reflected